# Neighbourhood (topology)/Related Articles

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*See also changes related to Neighbourhood (topology), or pages that link to Neighbourhood (topology) or to this page or whose text contains "Neighbourhood (topology)".*

## Parent topics

- Mathematics [r]: The study of quantities, structures, their relations, and changes thereof.
^{[e]} - Topology [r]: A branch of mathematics that studies the properties of objects that are preserved through continuous deformations (such as stretching, bending and compression).
^{[e]} - Topological space [r]: A mathematical structure (generalizing some aspects of Euclidean space) defined by a family of open sets.
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## Subtopics

- Limit (mathematics) [r]: Mathematical concept based on the idea of closeness, used mainly in studying the behaviour of functions close to values at which they are undefined.
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- Separation axiom [r]: A property that describes how good points in a topological space can be distinguished.
^{[e]} - Filter (mathematics) [r]: A family of subsets of a given set which has properties generalising the notion of "almost all natural numbers".
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